Weidmuller PMX420SERIES - Display instrument for control pane Manual de usuario descargar pdf (Pagina 18)

Maximum/Minimum recall function

PGM and Å r

ecalls the minimum value for 5 s. PGM and ì recalls the

minimum value for 5 s. Release the PGM key first for reliable operation.

To reset either value press ENT while it is still on display.

learing tripped alarms

You can acknowledge a tripped alarm by simply pressing the key for

that channel.

iren and Group alarms

Channel four has two additional alarm types:

• S

iren alarm, which you clear by acknowledging all tripped alarms

• Group alarm, which will only clear when you have acknowledged

all tripped alarms

and

all the trip conditions have cleared (and are

outside the deadband)

Displaying the alarm setpoints

To check a setpoint, simply press the key for that alarm.

If the display shows A4=S or A4=g when you press the alarm channel

four button, you know it is set up as a siren or group alarm.

djusting the alarm setpoints

To change a setpoint, press the PGM key while the value is still on

display. You will then be able to change the value using the arrows and

save the change using the ENT key. Note that setpoint security must

disabled for this to work.

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Weidmuller PMX420SERIES - Display instrument for control pane Manual de usuario Pagina 18